Question

write the following square root in the form a√b, where a and b are integers and b has the least value possible.

√20 = ?

Answer 1

hint: 20 = 4*5

So \[\Large \sqrt{20} = \sqrt{4*5} = \sqrt{4}*\sqrt{5}\]

Answer 2

i got in my answer \[2\sqrt{5}\]

Answer 3

you nailed it

Answer 4

yeah!!!